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Finding the Fourth Proportional to 330,655.60, 456,309.24 and 179,755.84

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Solution

The fourth proportional to 330,655.60, 456,309.24 and 179,755.84 is: 248,065.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,655.60 : 456,309.24 = 179,755.84 : x
  2. Step 2: Convert to fraction form
    330,655.60/456,309.24 = 179,755.84/x
  3. Step 3: Cross multiply
    330,655.60x = 456,309.24 × 179,755.84
  4. Step 4: Simplify right side
    330,655.60x = 82,024,250,735.96
  5. Step 5: Solve for x
    x = 82,024,250,735.96/330,655.60
  6. Step 6: Final answer
    x = 248,065.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.